Astound Mobile vs Optimum Mobile

By Rob Webber • Founder & Editor

Head-to-head comparison of plans, features, and pricing

Astound Mobile

Astound Mobile

T-Mobile network

$—/mo

0 plans available

Optimum Mobile

Optimum Mobile

T-Mobile network

$—/mo

0 plans available

Looking to switch carrier but not sure if Astound Mobile or Optimum Mobile is better? Within this guide, you'll be able to compare Astound Mobile and Optimum Mobile coverage, features, plans, and prices side-by-side, so you can decide which carrier offers the best deal.

Astound Mobile vs Optimum Mobile: Coverage & Plan Comparison 2026

  1. 1. Astound Mobile vs Optimum Mobile: Reviews
  2. 2. Astound Mobile vs Optimum Mobile: Plans
  3. 3. Astound Mobile vs Optimum Mobile: Coverage
  4. 4. Astound Mobile vs Optimum Mobile: Features
  5. 5. Our Verdict
  6. 6. FAQ

Astound Mobile vs Optimum Mobile: Reviews

Astound Mobile
Our Rating:
3/5
See Deals → View Plans

Pros

  • ✓ T-Mobile network coverage
  • ✓ Bundled with Astound broadband
  • ✓ No contract

Cons

  • ✗ Requires Astound broadband
  • ✗ Limited service areas
  • ✗ Newer offering
Optimum Mobile
Our Rating:
3.2/5
See Deals → View Plans

Pros

  • ✓ T-Mobile 5G & 4G LTE network coverage
  • ✓ Bundled savings for Optimum Internet customers
  • ✓ No contract

Cons

  • ✗ Requires Optimum Internet
  • ✗ Limited availability
  • ✗ Mixed customer service

Astound Mobile vs Optimum Mobile: Plans

Astound Mobile Top Plan

Unlimited

$40/mo

Powered by T-Mobile

See at Astound Mobile →

Astound Mobile Plans

Optimum Mobile Top Plan

Unlimited

$45/mo

Powered by T-Mobile

See at Optimum Mobile →

Optimum Mobile Plans

Astound Mobile vs Optimum Mobile: Coverage

Astound Mobile

Astound Mobile is powered by T-Mobile 5G & 4G LTE wireless networks.

View Astound Mobile coverage map →

Optimum Mobile

Optimum Mobile is powered by T-Mobile 5G & 4G LTE wireless networks.

View Optimum Mobile coverage map →

Astound Mobile is powered by T-Mobile and Optimum Mobile is powered by T-Mobile. Coverage varies by location — check availability in your area.

Astound Mobile vs Optimum Mobile: Features

Feature Astound Mobile Optimum Mobile
Networks — —
Data Speed — —
3G Network — —
Mobile Hotspot — —
5G — —
VoLTE — —
WiFi Calling — —
Visual Voicemail — —
Bring Your Phone — —
Keep Your Number — —
Contract — —
Credit Check — —
Taxes Included — —
Multi-line Discounts — —
Multi-month Discounts — —
Money Back Guarantee — —
Customer Service — —
International Calls — —
International Roaming — —

Our Verdict

Astound Mobile is better for budget-conscious users who want plans starting at $0/mo on the T-Mobile network. Optimum Mobile is better if you want plans on the T-Mobile network starting at $0/mo. Both carriers offer the same tower coverage as Big Wireless at a fraction of the price.

Who Should Choose Astound Mobile

  • ✓ You want the T-Mobile network
  • ✓ Plans starting at $0/mo
  • ✓ 0 plan options to choose from
View Astound Mobile Plans →

Who Should Choose Optimum Mobile

  • ✓ You want the T-Mobile network
  • ✓ Plans starting at $0/mo
  • ✓ 0 plan options to choose from
View Optimum Mobile Plans →

Why You Can Trust This Comparison

I've spent years helping people ditch overpriced phone plans by exposing hidden fees and carrier tricks. At MoneySavingPro, we go beyond the fine print, testing and comparing real-world network performance so you don't have to.

I've personally tested Astound Mobile, Optimum Mobile, and other low-cost providers, comparing their speeds, coverage, and pricing to the Big 3. If there's a smarter way to save, you'll hear about it here first.

— Rob Webber, Founder & Editor

Compare Astound Mobile vs Optimum Mobile — How Much Could You Save?

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Frequently Asked Questions

Is Astound Mobile or Optimum Mobile cheaper?
Astound Mobile is cheaper, with plans starting at $0/mo. Optimum Mobile starts at $0/mo.
Which network does Astound Mobile use?
Astound Mobile uses the T-Mobile network. You get the same coverage as T-Mobile customers at a lower price.
Which network does Optimum Mobile use?
Optimum Mobile uses the T-Mobile network. You get the same coverage as T-Mobile customers at a lower price.
Can I keep my phone number if I switch to Astound Mobile or Optimum Mobile?
Yes. Both carriers support number porting. You can transfer your existing phone number in about 10-30 minutes during the sign-up process.
Do Astound Mobile and Optimum Mobile offer 5G?
Most modern plans from both Astound Mobile and Optimum Mobile include 5G access at no extra cost where the network supports it.